PDF malware analysis — malicious · 4e35dfb368c2c572

MALICIOUS

PDF

43.0 KB Created: 2020-07-28 05:38:15 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 69f0a01e75ae760785ff08d135c95e33 SHA-1: f06ceca65c22da90c08ad712a066406d005dba70 SHA-256: 4e35dfb368c2c5727a79e5094d951c59b4bf53e668d619650da695698cc62a51

140 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1059.001 PowerShell T1204.002 Malicious Link

The PDF contains a malicious redirector link and a large number of external PDF links, suggesting a link farm or phishing attempt. The document body, though heavily obfuscated, appears to be related to a 'redundancy notice template', which is a common lure for phishing or scam operations. The presence of a callback lure heuristic further supports a phishing or tech-support scam pretext.

Heuristics 4

PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK

PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM

Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
Callback phishing phone lure medium SE_CALLBACK_LURE

Document asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns
Embedded URL info EMBEDDED_URL

One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
URL https://ttraff.cc/pify?keyword=redundancy+notice+template+nz
- http://files.engagecamps.org/uploads/1/3/2/3/132303151/c1b51e16f2.pdf
- http://files.808boogietcontest.com/uploads/1/3/1/4/131438541/doroni.pdf
- http://files.christianlorenzo.com/uploads/1/3/1/3/131398036/porasaroxitukazevas.pdf
- http://files.reimaginingourwestmoreland.org/uploads/1/3/1/4/131407102/3477701.pdf
- http://files.nofakies.com/uploads/1/3/0/7/130776042/xesuk.pdf
- https://cdn.shopify.com/s/files/1/0435/5679/8613/files/juxorifaxorekaxexe.pdf
- https://cdn.shopify.com/s/files/1/0438/2146/5757/files/21402837896.pdf
- https://cdn.shopify.com/s/files/1/0429/9004/3285/files/sikujis.pdf
- https://cdn.shopify.com/s/files/1/0434/8909/9938/files/fazovejisaliz.pdf
- https://cdn.shopify.com/s/files/1/0431/5440/7580/files/vomapigokogajelejovubagew.pdf
- https://cdn.shopify.com/s/files/1/0435/5512/7459/files/68674802164.pdf
- https://cdn.shopify.com/s/files/1/0431/4251/2802/files/30873804341.pdf
- https://cdn.shopify.com/s/files/1/0434/6616/2341/files/86498962749.pdf
- https://cdn.shopify.com/s/files/1/0433/4957/3784/files/tumugeku.pdf
- https://cdn.shopify.com/s/files/1/0433/8581/5205/files/91894497255.pdf
- https://cdn.shopify.com/s/files/1/0429/5095/1066/files/zojatirew.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/nubizasijimowedemo.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off00006c3e.bin` `7843d4c36454b9eaabde593d2fae031ff7e9a247d332a7d23904bd79ebddaa09`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x6C3E	4984 bytes
`font_01_sfnt_off00007d28.bin` `b2c65b9cd9ab8b5c5ffdabeb040939041ee372430f4c8ee62b272a3528693762`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x7D28	9728 bytes

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